The Euro tank by Marsh provides a simple means of treating waste water from small developments. This septic tank holds sewage and allows solids to settle where it is broken down naturally by anaerobic digestion. The effluent is not fully treated and must receive additional treatment before discharge. Available in 3 different sizes. Complete with an (1) inlet, (2) settlement chamber, (3) polylok filter, (4) outlet and (5) access cover.